581d4545366b4f9392352af8737cba73b8a9dc5a

Some interface was refined (most notably, the method for returning Hessian was removed and the method for getting gradient was added as optional to base Solver::Function class) and basic code for setters/getters was added. Now is the time for the real work on an algorithm.
OpenCV: Open Source Computer Vision Library
Resources
- Homepage: http://opencv.org
- Docs: http://docs.opencv.org
- Q&A forum: http://answers.opencv.org
- Issue tracking: http://code.opencv.org
Contributing
Please read before starting work on a pull request: http://code.opencv.org/projects/opencv/wiki/How_to_contribute
Summary of guidelines:
- One pull request per issue;
- Choose the right base branch;
- Include tests and documentation;
- Clean up "oops" commits before submitting;
- Follow the coding style guide.
Description
Languages
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